 (defn- on-fetch [e]
   (let [request (.-request e)]
     (case (:host (parse-url (.-url request)))
-      ("localhost" "noss.al" "nossal.com.br") (fetch request)
+      ("localhost" "noss.al" "nossal.com.br") (fetch request 400)
       (js/fetch request))))
 
 (defn- on-activate [e]



(.addEventListener js/self "install" #(.waitUntil % (on-install %)))
(.addEventListener js/self "fetch" #(.respondWith % (on-fetch % 400)))
(.addEventListener js/self "activate" #(.waitUntil % (on-activate %)))

      (.then (fn [response]
               (or response (js/Promise.reject (str "no-match: " (.-url request))))))))

(defn- fetch [request timeout]
  (-> (js/Promise. (fn [fulfill reject]
                     (let [timer (js/setTimeout reject timeout)]
                       (-> (js/fetch request)
                           (.then (fn [response]
                                    (js/clearTimeout timer)
                                    (if (.-ok response)
                                      (add-cache request (.clone response)))
                                    (fulfill response)))
                           (.catch (fn [] (from-cache request)))))))
      (.catch (fn [] (from-cache request)))))

(defn- on-install [e]
